Questions related to the sudo command that allows users to run programs with the privileges of a different user (normally the root user).

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3
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307 views

Eclipse Juno won't open gui java apps when run with gksudo

I have Eclipse Juno installed on Ubuntu 12.04. When I run from the command line with sudo, everything works fine. However, when I follow the advice I see everywhere and run it with gksudo, I get the ...
2
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0answers
71 views

How to disable mpm-itk for a specific virtualhost?

I've a main site on a server that needs to run a sudo command which I white listed via visudo. That worked fine until I installed apache-mpm-itk and then I started getting the following error: sudo: ...
2
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0answers
43 views

How do I remove sudo from my server without breaking everything?

I am creating a test server VM, and I would like to delete the sudo executable by deleting it via apt. I know the root password, so that is not a downside. Is there any problem about removing sudo ...
2
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0answers
163 views

How do I reinstate my admin user privileges to global read/write

I am running Ubuntu 12.04 LTS. I only have the one user which I created when I installed Ubuntu. Everything has been fine - love it - until I updated a software package recently from the command line ...
2
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0answers
165 views

Entry in sudoers

I need the following entry for a autoresponder/vacation plugin for roundcube with plesk: www-data ALL=NOPASSWD: /opt/psa/bin/autoresponder But the system doesn't recognize www-data as a user. Only ...
2
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0answers
127 views

How can I configure sudo to prompt for password and show the executed command?

The title says it all. How can I configure sudo to prompt for password and show the executed command? Rationale: if something gets aliased in the shell or I end up executing a function sudo instead ...
2
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0answers
346 views

Lubuntu 12.10 asks for super user before prompting for wifi password

I have installed Lubuntu 12.10 on an HP Mini netbook, which required the bcwm source package for wifi to work. (Somehow standard ubuntu didn't need it but it was too resource hungry for the netbook.) ...
2
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0answers
161 views

Prevent that TrueCrypt gets Administrator rights

If I try to open a TrueCrypt drive, TrueCrypt asks me for my administrator-password (also when I am a normal user). I know, that i can prevent this password-asking by editing the sudoers file = giving ...
2
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0answers
657 views

How do I know my system is broken after chown -R root usr/bin?

This question is related to another question -- "Can't access any functions after chown command." -- but I think it may be worthy of an independent question. My question is: how do I know that my ...
1
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25 views

$password with ssh chpasswd

I've a problem with "ssh chpasswd" .. I need to implement the "$password" of register.. Eg.. I've this code.. echo $ssh->exec("sudo sh -c 'echo $user:test | chpasswd'"); When the script is ...
1
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0answers
28 views

Sudo is not owned by root on a fresh install of 14.04 on a VPS. Huh?

Sudo is not owned by root on a fresh install of 14.04 on a VPS. Not familiar with this stuff. So why, what does it all mean and what can I do about it? Steps are: From the VPS management web pages ...
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167 views

sudo useradd: cannot lock /etc/passwd; try again later (no lock files)

When doing this on Ubuntu server 14.04: camilstaps@localhost:~$ sudo useradd --home-dir /var/www/xxx.camilstaps.nl/ --no-create-home --root /var/www/xxx.camilstaps.nl/ --shell /bin/sh xxx I'm ...
1
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0answers
258 views

Sudo apt-get update not working probelm with mono-xamarin

When I run sudo apt-get update I get the error: E: Malformed line 4 in source list /etc/apt/sources.list.d/mono-xamarin.list (type) E: The list of sources could not be read Does anyone know how to ...
1
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0answers
37 views

Cannot go into Root

When I enter sudo su or sudo -i in terminal on Ubuntu 12.04, I cannot become superuser. When I enter the password nothing happens. Its like: user@host~: sudo -i enter passwd: ****** user@host~: ...
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0answers
108 views

SFTP as a different user than you logged in with

I connect to my work machine over SSH. Sometimes I transfer files back and forth using using Nautilus' "Connect to Server" feature. Sometimes I change to the root user and run commands. But I cannot ...
1
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0answers
153 views

Ubuntu 14.10 asks permissions for everything

I just made a clean install of Ubuntu 14.10, since I had a 14.04 that I had upgraded a few times. After the install, the OS asks root permissions for a lot of stuff I was able to do without issues ...
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0answers
63 views

sudo command not working

When I try to use the command sudo mountall, the following error message appears: sudo: unable to open /var/lib/sudo/username/1: No such file or directory So how do I solve this?
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87 views

GUI anthentication doesn't work. No privileges

This is on Xubuntu 14.04 64-bit After a forced restart (due to nvidia overheating) I noticed that no sound was playing, and in fact pulseaudio showed only dummy devices. While looking for a solution, ...
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0answers
670 views

Ubuntu 14.04 - Jenkins User NOPASSWD configuration

I'm trying to make my jenkins user able to execute a script with www-data user so I've tried adding jenkins ALL=NOPASSWD:ALL at the end of my sudoers file but it didn't work, password was asked ...
1
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0answers
87 views

Why does sudo prevent catching SIGTSTP (Ctrl+Z)?

This program is written to catch SIGTSTP (Ctrl+Z) and bypass its normal effect, printing a message and returning to its normal operation instead of allowing its process to be suspended: ...
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368 views

Cannot chown or chmod using sudo anymore

I was trying to make an adjustment to the /etc/sudoers file, and I accidentally corrupted it. I restored it via the grub and using the Ubuntu 14.04 default. But now it seems I can change ownership ...
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30 views

Why does sudo sometimes asks for a different sudo user?

i have all my boxes setup to authenticate against openldap. when i logon with the local user (localmin) and run a command like; sudo service smbd restart it sometimes asks for the password of ...
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456 views

How to check if fstab file is correct without sudo?

I updated from saucy to trusy. After that, using sudo segfaulted: fkalter@London ~> sudo whoami [sudo] password for fkalter: YubiKey for `fkalter': [1] 16961 segmentation fault ...
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45 views

Strange issue using sudo

When I try to use sudo this is what happens chris@vaio:~$ sudo sudo: 424273033461091241000: invalid value except that doesn't do it justice: I have been having issues with the latest ...
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238 views

Allow user to run programs as root without password. Would it be the correct solution to my problem?

I have a server which I need to be running certain programs permanently; I'm having problems with two of them and I'm not sure if the solution I've found would be the correct one, so I ask for opinion ...
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58 views

How to give groups and users different permissions.

I have an assignment whereby I am asked to create 5 user accounts in Ubuntu and then create 3 groups for them to belong to. This part I did just fine. There are now 5 user accounts in my Ubuntu OS ...
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0answers
74 views

Run eclipse project as root without running eclipse as root

How can one execute eclipse project as root without running eclipse as root? I'm writing a C++ program that uses Opencv and Boost libraries. When trying to execute the program, I get the following ...
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0answers
375 views

cannot execute script with sudo no password

I would like to create a batch file that will connect via ssh to my ubuntu server and run a script. My batch file works by using plink, I can see that the call to my script is ran but then I'm asked ...
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0answers
76 views

How to allow local logins, after misconfiguring PAM in AD integration process

Aim: Create an R server that integrates into our Windows environment by setting up AD integration on an Ubuntu box Using: Ubuntu 12.04 LTS Following: ...
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351 views

sudo -Hu rsyncuser rsync --progress -avz /source/path/ host.org:/destination/path/ - why does it change directory permissions?

here is my setup: on my source machine i created user rsyncuser with reading and writing permissions in /source/path on my destination machine i created user rsyncuser with reading and writing ...
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0answers
190 views

how to recover file and folder permission?

I made this mistake at the /usr directory sudo chmod -R 777 bin The next time i used sudo, it gives me this prompt: sudo must be setuid root What I did is copy and replaced this sudo thinking it ...
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0answers
45 views

Give permissions for packages downloaded from the internet and lock them in Ubuntu 12.04 sidebar

I downloaded NetBeans IDE and Eclipse IDE from the internet and installed then. Well, the Eclipse IDE works fine, but when I execute NetBeans IDE directly from the shortcut, without sudo permission, ...
0
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0answers
22 views

sudo apt-get update cannot fetch the server why?

I use Ubuntu 14.04.2 LTS (GNU/Linux 3.14.33-ti-r50 armv7l) in my device.When I try sudo apt-get update I see this error below: Err http://ports.ubuntu.com trusty InRelease W: Failed to fetch ...
0
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0answers
20 views

Ubuntu server wont let me change to root or add my default user to sudoers

So I'm trying to learn how to set up a headless server and I got everything installed I made a root password and that wont work with su and then I try to sudo with my default log in and it wont let me ...
0
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0answers
12 views

Error when attempting to update Ubuntu 14.04

I am using Ubuntu 14.04.When I attempt to update: sudo apt-get install -f I see this error: kg-deb: error: subprocess paste was killed by signal (Broken pipe) Examining /etc/kernel/postrm.d . ...
0
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0answers
21 views

Can't install software through USC or open synaptic even though only user

I am running Xubuntu 12.04 LTS on my Toshiba Chromebook 2 and it seems I have been removed from the admin list, even though I am the only user on my device, ChromeOS and Ubutntu. I see proof of this ...
0
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0answers
15 views

How to change a read-only file System

My roommates 2011 Macbook Pro died today. I made a flashbootable version of ubuntu and booted from it on his mac. I can move around his drive's directories, and while trying to solve this problem I ...
0
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29 views

XDG_Runtime_dir Variable not set

Per this link: http://superuser.com/questions/269407/apt-get-behind-proxy-on-virtualbox-ubuntu/506066#506066 I update my ~/.bashrc file with export http_proxy="<my proxy>" export ...
0
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0answers
14 views

How does the system interprets sudoers file when there are two lines for the same user?

I have a system with a user already added to sudoers file with username ALL=(ALL:ALL) ALL Now I want to allow username to run a single script without asking for sudo password (cron job). This ...
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0answers
16 views

Can i use “gksu” to became root for CLI operation?

I don't care if this is unsafe, because i'm only doing it as a programming exercise, but that's what i want to do: I want to create a C program that, with the "system" command, will call dpkg and ...
0
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0answers
42 views

sudo : tty not found

This has been a very recent problem. Every time I log into my user session, a dialog box pops up saying: sudo: tty not found and no askpass program specified It also says that the user session is ...
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0answers
20 views

How is the UID of a user passed to sudo, eg in a “sudo mount…” command?

When I runsudo mount -t nfs -o udp,vers=3,soft,intr,rsize=8192,wsize=8192 nas:/nfs/shares/kevin /mnt/nas/ I know that to be successful my UID must match the UID of the owner of the exported filesystem ...
0
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0answers
26 views

User doesn't get gksu dialog so apps just fail

I am using Ubuntu with Xfce on Android in a chroot (via Linux Deploy). When I try to run some software that requires admin/root access the GUI does not prompt me for the admin password like it does ...
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0answers
88 views

Command “sudo” not found, unable to locate package “sudo”

So i just baught vps server Ubuntu 14.04.1 GNU/Linux. I tried to install graphical environment with command: sudo apt-get update it said: -bash :sudo : command not found then i tried install ...
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58 views

Did not use SHIFT-DELETE nor rm but files on Desktop are deleted

I have not used shift-delete nor rm but files on Desktop are deleted in ubuntu 14.04 LTS. My ~/.bash_history file also has no log of using rm command. However I have used sudo modprobe hfsplus. Is ...
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0answers
63 views

How to install applications through a standard user account with blank password

In standard user account with no password specified, I want to use apt-get which subsequently requires the password of the current account. (I have the administrator password): user@System:~$ sudo ...
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0answers
41 views

Downloading KDM Theme in Kubuntu 14.04

Kubuntu blocks KDM from accessing downloaded login screens without "sudo systemsettings" root privilege command in terminal, how do I make a permanent root privilege for kdm? I know in Ubuntu this is ...
0
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0answers
38 views

Software Center crashes every time, even after reinstallation

So my Ubuntu Software Center has been crashing every time I run it. I've tried many attempts to remove it and reinstall it using sudo apt-get, but I have had no success getting it to work. I've even ...
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0answers
35 views

Can't use sudo; permission is denied

The /usr directory permissions are drwxrwxr-- and I cannot use sudo command, because permission is denied. What are my options?
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80 views

ubuntu 12.04 booting freezing on “Booting system without full network configuration…”

I have Asus laptop with Ubuntu 12.04 on it, the problem start after I change the permission of /etc which result that I can't execute the sudo commands when I tried to change the permission I got this ...